ntfs-84/kext/ntfs_vnops.c

601 	ntfs_inode *ni, *dir_ni = NTFS_I(a->a_dvp);
624 	if (!dir_ni) {
628 	vol = dir_ni->vol;
633 			(unsigned long long)dir_ni->mft_no,
640 	if (!S_ISDIR(dir_ni->mode)) {
644 	lck_rw_lock_shared(&dir_ni->lock);
646 	if (NInoDeleted(dir_ni)) {
648 		cache_purge(dir_ni->vn);
649 		lck_rw_unlock_shared(&dir_ni->lock);
664 	err = cache_lookup(dir_ni->vn, &vn, cn);
675 				lck_rw_unlock_shared(&dir_ni->lock);
688 			lck_rw_unlock_shared(&dir_ni->lock);
703 			lck_rw_unlock_shared(&dir_ni->lock);
708 		err = vnode_get(dir_ni->vn);
709 		lck_rw_unlock_shared(&dir_ni->lock);
717 				(unsigned long long)dir_ni->mft_no);
718 		*a->a_vpp = dir_ni->vn;
723 		vn = vnode_getparent(dir_ni->vn);
725 			lck_rw_unlock_shared(&dir_ni->lock);
729 					(unsigned long long)dir_ni->mft_no);
735 		 * directory @dir_ni and use its parent mft reference to run an
738 		err = ntfs_inode_get_name_and_parent_mref(dir_ni, FALSE, &mref,
740 		lck_rw_unlock_shared(&dir_ni->lock);
745 					(unsigned long long)dir_ni->mft_no,
756 					(unsigned long long)dir_ni->mft_no,
767 					(unsigned long long)dir_ni->mft_no);
776 					(unsigned long long)dir_ni->mft_no);
781 				(unsigned long long)dir_ni->mft_no);
792 		lck_rw_unlock_shared(&dir_ni->lock);
802 	err = ntfs_lookup_inode_by_name(dir_ni, ntfs_name, ntfs_name_len,
805 		lck_rw_unlock_shared(&dir_ni->lock);
813 		 * The name does not exist in the directory @dir_ni.
831 			cache_enter(dir_ni->vn, NULL, cn);
854 		lck_rw_unlock_shared(&dir_ni->lock);
900 				lck_rw_unlock_shared(&dir_ni->lock);
928 			dir_ni->vn, name_cn);
929 	lck_rw_unlock_shared(&dir_ni->lock);
1082 	cache_enter(dir_ni->vn, vn, &cn_buf);
1134 	ntfs_inode *ni, *dir_ni = NTFS_I(dir_vn);
1145 	if (!dir_ni) {
1149 	vol = dir_ni->vol;
1150 	if (!S_ISDIR(dir_ni->mode)) {
1155 	if (dir_ni->file_attributes & FILE_ATTR_REPARSE_POINT) {
1177 	fn->parent_directory = MK_LE_MREF(dir_ni->mft_no, dir_ni->seq_no);
1247 	lck_rw_lock_exclusive(&dir_ni->lock);
1248 	if (!dir_ni->link_count) {
1255 	err = ntfs_mft_record_alloc(vol, va, cn, dir_ni, &ni, &m, &a);
1352 	err = ntfs_dir_entry_add(dir_ni, fn, fn_size,
1372 		cache_enter(dir_ni->vn, ni->vn, cn);
1374 		lck_rw_unlock_exclusive(&dir_ni->lock);
1414 	lck_rw_unlock_exclusive(&dir_ni->lock);
1432 		if (dir_ni == vol->root_ni) {
1508 	lck_rw_unlock_exclusive(&dir_ni->lock);
4011  * @dir_ni:	directory ntfs inode from which to unlink the ntfs inode
4020  * inode @dir_ni.
4043 static errno_t ntfs_unlink_internal(ntfs_inode *dir_ni, ntfs_inode *ni,
4065 			(unsigned long long)dir_ni->mft_no,
4412 	if (MREF_LE(fn->parent_directory) != dir_ni->mft_no)
4493 	err = ntfs_dir_entry_delete(dir_ni, ni, tfn, tfn_alloc);
4597 	ni->last_mft_change_time = dir_ni->last_mft_change_time;
4644  * @dir_ni:	directory ntfs inode from which to unlink the ntfs inode
4651  * the directory with ntfs inode @dir_ni.
4679 static errno_t ntfs_unlink(ntfs_inode *dir_ni, ntfs_inode *ni,
4699 			(unsigned long long)dir_ni->mft_no, flags);
4712 	if (!S_ISDIR(dir_ni->mode)) {
4715 				(unsigned long long)dir_ni->mft_no);
4719 	if (ni == dir_ni) {
4727 	lck_rw_lock_exclusive(&dir_ni->lock);
4730 	if (!dir_ni->link_count) {
4733 				(unsigned long long)dir_ni->mft_no);
4738 		cache_purge(dir_ni->vn);
4824 			if (dir_ni == vol->extend_ni) {
4835 					(dir_ni == vol->extend_ni) ?
4907 	err = ntfs_lookup_inode_by_name(dir_ni, ntfs_name, ntfs_name_len,
4917 		 * The name does not exist in the directory @dir_ni.
4963 	err = ntfs_unlink_internal(dir_ni, ni, ntfs_name, ntfs_name_len,
4970 				(unsigned long long)dir_ni->mft_no, err);
4977 	lck_rw_unlock_exclusive(&dir_ni->lock);
5019 	ntfs_inode *dir_ni = NTFS_I(a->a_dvp);
5023 	if (!dir_ni || !ni) {
5037  * @dir_ni:	directory ntfs inode in which to create the hard link
5044  * the directory ntfs inode @dir_ni.
5058 static errno_t ntfs_link_internal(ntfs_inode *ni, ntfs_inode *dir_ni,
5077 			cn->cn_nameptr, (unsigned long long)dir_ni->mft_no);
5101 	fn->parent_directory = MK_LE_MREF(dir_ni->mft_no, dir_ni->seq_no);
5213 	err = ntfs_dir_entry_add(dir_ni, fn, fn_size,
5290 	ni->last_mft_change_time = dir_ni->last_mft_change_time;
5300 	cache_purge_negatives(dir_ni->vn);
5328 		vnode_update_identity(ni->vn, dir_ni->vn, cn->cn_nameptr,
5331 		cache_enter(dir_ni->vn, ni->vn, cn);
5378 	err2 = ntfs_dir_entry_delete(dir_ni, ni, fn, fn_size);
5415 	ntfs_inode *ni, *dir_ni;
5422 	dir_ni = NTFS_I(a->a_tdvp);
5423 	if (!dir_ni || !ni) {
5431 			cn->cn_nameptr, (unsigned long long)dir_ni->mft_no);
5440 	if (!S_ISDIR(dir_ni->mode)) {
5443 				(unsigned long long)dir_ni->mft_no);
5447 	lck_rw_lock_exclusive(&dir_ni->lock);
5450 		lck_rw_unlock_exclusive(&dir_ni->lock);
5460 	if (!dir_ni->link_count) {
5463 				(unsigned long long)dir_ni->mft_no);
5468 		cache_purge(dir_ni->vn);
5577 	err = ntfs_link_internal(ni, dir_ni, cn, FALSE, NULL, 0);
5585 					(unsigned long long)dir_ni->mft_no,
5593 					(unsigned long long)dir_ni->mft_no);
5599 	lck_rw_unlock_exclusive(&dir_ni->lock);
6548 	ntfs_inode *dir_ni = NTFS_I(a->a_dvp);
6553 	if (!dir_ni || !ni) {
6557 	err = ntfs_unlink(dir_ni, ni, a->a_cnp, 0, TRUE);
6595 	ntfs_inode *dir_ni, *ni, *raw_ni;
6599 	dir_ni = NTFS_I(a->a_dvp);
6600 	if (!dir_ni) {
6607 			(unsigned long long)dir_ni->mft_no, a->a_target);
6614 		ntfs_error(dir_ni->vol->mp, "Invalid symbolic link target "
6621 	err = ntfs_create(dir_ni->vn, a->a_vpp, a->a_cnp, a->a_vap, TRUE);
6624 			ntfs_error(dir_ni->vol->mp, "Failed to create "
6630 					(unsigned long long)dir_ni->mft_no,
6638 					(unsigned long long)dir_ni->mft_no,
6660 		ntfs_error(dir_ni->vol->mp, "Failed to allocate UIO.");
6718 	ntfs_error(dir_ni->vol->mp, "Failed to write target path to symbolic "
6722 	err2 = ntfs_unlink(dir_ni, ni, a->a_cnp, 0, FALSE);
6724 		ntfs_error(dir_ni->vol->mp, "Failed to unlink symbolic link "
6727 		NVolSetErrors(dir_ni->vol);
6786 	ntfs_inode *dir_ni = NTFS_I(a->a_vp);
6789 	if (!dir_ni) {
6794 			(unsigned long long)dir_ni->mft_no);
6798 	 * that @dir_ni is a directory.  We do not currently support NFS
6802 	if (!S_ISDIR(dir_ni->mode)) {
6807 		ntfs_error(dir_ni->vol->mp, "None of the VNODE_READDIR_* "
6811 	lck_rw_lock_shared(&dir_ni->lock);
6813 	if (NInoDeleted(dir_ni)) {
6815 		cache_purge(dir_ni->vn);
6816 		lck_rw_unlock_shared(&dir_ni->lock);
6821 	err = ntfs_readdir(dir_ni, a->a_uio, a->a_eofflag, a->a_numdirent);
6828 	if (uio_resid(a->a_uio) < start_count && !NVolReadOnly(dir_ni->vol) &&
6829 			!(vfs_flags(dir_ni->vol->mp) & MNT_NOATIME)) {
6830 		dir_ni->last_access_time = ntfs_utc_current_time();
6831 		NInoSetDirtyTimes(dir_ni);
6833 	lck_rw_unlock_shared(&dir_ni->lock);